RGBLight/Backlight: add prefixed driver defines (#22089)

builddefs/common_features.mk

@@ -328,6 +328,7 @@ ifeq ($(strip $(RGBLIGHT_ENABLE)), yes)
         COMMON_VPATH += $(QUANTUM_DIR)/rgblight
         POST_CONFIG_H += $(QUANTUM_DIR)/rgblight/rgblight_post_config.h
         OPT_DEFS += -DRGBLIGHT_ENABLE
+        OPT_DEFS += -DRGBLIGHT_$(strip $(shell echo $(RGBLIGHT_DRIVER) | tr '[:lower:]' '[:upper:]'))
         SRC += $(QUANTUM_DIR)/color.c
         SRC += $(QUANTUM_DIR)/rgblight/rgblight.c
         CIE1931_CURVE := yes
@@ -341,10 +342,6 @@ ifeq ($(strip $(RGBLIGHT_ENABLE)), yes)
     ifeq ($(strip $(RGBLIGHT_DRIVER)), apa102)
         APA102_DRIVER_REQUIRED := yes
     endif
-
-    ifeq ($(strip $(RGBLIGHT_DRIVER)), custom)
-        OPT_DEFS += -DRGBLIGHT_CUSTOM_DRIVER
-    endif
 endif
 
 # Deprecated driver names - do not use
@@ -584,6 +581,7 @@ ifeq ($(strip $(BACKLIGHT_ENABLE)), yes)
     SRC += $(QUANTUM_DIR)/backlight/backlight.c
     SRC += $(QUANTUM_DIR)/process_keycode/process_backlight.c
     OPT_DEFS += -DBACKLIGHT_ENABLE
+    OPT_DEFS += -DBACKLIGHT_$(strip $(shell echo $(BACKLIGHT_DRIVER) | tr '[:lower:]' '[:upper:]'))
 
     ifneq ($(strip $(BACKLIGHT_DRIVER)), custom)
         SRC += $(QUANTUM_DIR)/backlight/backlight_driver_common.c

keyboards/mxss/rgblight.c

@@ -739,7 +739,7 @@ void rgblight_unblink_layers(void) {
 
 __attribute__((weak)) void rgblight_call_driver(rgb_led_t *start_led, uint8_t num_leds) { ws2812_setleds(start_led, num_leds); }
 
-#ifndef RGBLIGHT_CUSTOM_DRIVER
+#ifndef RGBLIGHT_CUSTOM
 void rgblight_set(void) {
     rgb_led_t *start_led;
     uint8_t   num_leds = rgblight_ranges.clipping_num_leds;

quantum/rgb_matrix/rgb_matrix_drivers.c

@@ -440,7 +440,7 @@ const rgb_matrix_driver_t rgb_matrix_driver = {
 };
 
 #elif defined(RGB_MATRIX_WS2812)
-#    if defined(RGBLIGHT_ENABLE) && !defined(RGBLIGHT_CUSTOM_DRIVER)
+#    if defined(RGBLIGHT_WS2812)
 #        pragma message "Cannot use RGBLIGHT and RGB Matrix using WS2812 at the same time."
 #        pragma message "You need to use a custom driver, or re-implement the WS2812 driver to use a different configuration."
 #    endif

quantum/rgblight/rgblight.c

@@ -901,7 +901,7 @@ __attribute__((weak)) void rgblight_call_driver(rgb_led_t *start_led, uint8_t nu
     ws2812_setleds(start_led, num_leds);
 }
 
-#ifndef RGBLIGHT_CUSTOM_DRIVER
+#ifndef RGBLIGHT_CUSTOM
 
 void rgblight_set(void) {
     rgb_led_t *start_led;